Pairs of functional isomers  possible of molecular formula C₄H₁₀O are:

1. 2

2. 4

3. 8

4. 12

Which type of structure(s) is/are possible for C₃H₆O?

1. Cyclic alcohols

2. Cyclic Ether

3. Ketone

4. All of the above

How many cyclic isomers are possible for molecular formula ${\mathrm{C}}_4{\mathrm{H}}_6$ ?

1. 3

2. 4

3. 5

4. 6

The IUPAC name of  is 

1. 2- Methyl bicyclo [2,2,1] heptane

2. 1- Methyl bicyclo [1,2,2] heptane

3. 1 - Methyl bicyclo [2,2,1] heptane

4. 2 - Methyl bicyclo [1,2,2] heptane

The IUPAC name of  is 

1. Spiro [2,2] pentane

2. Bicyclo [2,2] pentane

3. Bicyclo [2,1,0] pentane

4. Spiro [2,1,0] pentane 

The IUPAC name of   is 

1. Bicyclo [0,1,2] pentane

2. Bicyclo [2,1,0] pentane

3. Bicyclo [1,0,1] pentane

4. Bicyclo [1,0,2] pentane

Maleic and fumaric acids are-

1. Tautomers                 

2. Geometrical isomers

3. Chain isomers             

4. Functional isomers

The configuration of given tartaric acid is

1. 2R, 3R         2. 2R, 3S

3. 2S, 3S         4. 2S, 3R

How many geometrical isomers are possible of the following?

 CH₃-CH=CH-CH=CH-CH₃

1. 2             2. 3

3. 4             4. 6

The IUPAC name of the compound

1. 3,3-diethyl-4-methyl-5 (methylethyl)octane

2. 3,3-diethyl-5-isopropyl-4-methyloctane

3. 4-isopropyl-5-methyl-6,6-diethyloctane

4. 6,6-diethyl-4-isopropyl-5-methyloctane